Canon MP560 - PIXMA Color Inkjet, Service Manual, Page: 7 / 67

1-3. Special Tools
1-4. Sensors
Name Tool No. Application Remarks
FLOIL KG-107A QY9-0057-000
To the carriage rail sliding
portions. In common with the MP610,
etc.
No. Sensor Function Possible problems
1 Scanner unit open
sensor Detects opening and closing of
the scanning unit (cover). - The carriage does not move to the center.
2 PE sensor Detects the position of the leading
and trailing edges of paper. - No paper
- Paper jam
3 ASF cam sensor Detects the position of the ASF
cam (for paper feeding from the
rear tray) - ASF cam sensor error
- Paper feed problem
4 APP encoder
sensor Detects the amount of rotation of
the APP encoder. (Controls paper
feeding and purging operation.) - APP sensor error
- APP position error
5 Carriage encoder
sensor Detects the position of the
carriage. - Carriage position error
- Printing shifts from the correct position.
- Uneven printing
- Strange noise
6 Temperature &
Ink amount
sensor Detects the temperature of the
inside of the machine and the
remaining ink amount. - Internal temperature error
- Low-ink or out-of-ink warning
7 Ink sensor Detects the position of an ink
tank. - Wrong position of an ink tank
- An error indicating that multiple ink tanks
of the same color are installed
- No recognition of an ink tank
8 LF encoder
sensor Detects rotation of the LF
encoder. (Controls paper feeding.) - LF position error
- Uneven printing
9 Valve cam sensor Detects the position of the purge
valve cam. (Controls purging
operation.)
- Valve cam sensor error
10 Pump roller
sensor Detects the position of the purge
pump roller. (Controls purging
operation.) - Pump roller sensor error
11 Purge cam sensor Detects the position of the purge
main cam. (Controls purging
operation.)
- PG cam sensor error
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